Synovial joint
A synovial joint, or diarthrosis, is a type of movable bone joint in which the articular surfaces are covered with hyaline cartilage and enclosed in a joint capsule lined with synovial membrane.
Main characteristics of the synovial joint:
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The articular surfaces are covered with hyaline cartilage, which reduces friction and absorbs stress.
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The joint cavity is lined with synovial membrane, which secretes synovial fluid. The fluid lubricates and nourishes the cartilage.
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The joint is surrounded by a capsule that holds synovial fluid inside the joint.
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The joint contains ligaments that limit mobility and provide stability.
Synovial joints include: knee, elbow, shoulder, hip and others. Synovial joints provide the greatest mobility of the skeletal bones.
A synovial joint is a movable connection of two or more bony structures or bones, which ensures their movement relative to each other. Refers to low-moving joints. Often a small amount of fluid is formed inside it or already exists, filling the cavity of the synovial bursa. There are synovial joints both among the joints: in the feet and hands, and between the vertebral bodies of the spine. A significant part